X Nutrients pH Down (5 Gallon) X Nutrients pH Down (5 Gallon) (XNHPHDOWN-5GA)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from abso... — Ships separately from DL: Livermore, California USA....more info.

dl-XNHPHDOWN-5GA

$112.13

X Nutrients pH Down (5 Gallon)X Nutrients pH Down (5 Gallon) pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbing nutrients.... — LTL Shipping Required. — Ships from DL: Livermore, California USA....more info.

dl-xnHPHDOWN-5G

$56.93

X Nutrients pH Down Concentrate (1 Quart)X Nutrients ph Down is now concentrated to 30%, three times the amount of our original formula! As with all products we formulate, our goal is to provide our customers with the best products possible at affordable prices. A little bit of the new ph Down concentrate will go a long way, please add small doses at a time and re-test your ph levels until the desired ph is reached.
... — Ships from DL: Livermore, California USA....more info.

dl-XNHPHDOWN-1QT

$9.78

X Nutrients pH Up (2.5 Gallon) X Nutrients pH Up (2.5 Gallon) (XNHPHUP-2.5GA)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from abso... — Ships separately from DL: Livermore, California USA....more info.

dl-XNHPHUP-2.5GA

$42.81

X Nutrients pH Up (2.5 Gallon)X Nutrients pH Up (2.5 Gallon) pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbing nutrients.... — Ships separately from DL: Livermore, California USA....more info.

dl-xnHPHUP-2.5G

$33.93

X Nutrients pH Up (5 Gallon) X Nutrients pH Up (5 Gallon) (XNHPHUP-5GA)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbin... — Ships separately from DL: Livermore, California USA....more info.

1413 US Solution 500 mlOakton 1413 US Solution 500 ml (OK0065318)Standards have KCl, NaCl and 442 conversions printed on the bottle for ease of use. Temperature corrections are printed on the bottle, with the certified values listed in the tables, accurate to within ±0.5% and are referenced to 25°C.
Manufacturer's Product Information
... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.

1500 PPM Buffer Solution. 4 fl ozControl Wizard Products 442-1500 PPM Buffer Solution 4 oz. bottle. Used to calibrate Myron L. & other TDS meters that use the 442 standard or .7 ratio of PPM to EC standard.Suitable for meters that use the horticultural/agricultural standards of .68 and .7. This is to say that 1 EC is = to 700 ppm total dissolved salts (TDS). Older style meters would use the water standard or .5 ca... — Ships from Portland, Oregon USA....more info.

Bluelab pH 4.0 Calibration Solution 500 ml, case of 6Calibration and conductivity standard solutions... a must in every grower's toolbox.
The Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab products for the calibration of pH and testing the cleanliness of the Bluelab Conductivity/Temperature probe.
Bluelab solutions are manufactured specifically for Bluelab products and are referenced ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.

Bluelab pH 7.0 Calibration Solution 500 ml, case of 6Calibration and conductivity standard solutions... a must in every grower's toolbox.
The Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab products for the calibration of pH and testing the cleanliness of the Bluelab Conductivity/Temperature probe.
Bluelab solutions are manufactured specifically for Bluelab products and are referenced ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.